Table 2.--Lead supply-demand relationships
                                        (Thousand metric tons unless otherwise specified)
---------------------------------------------------------------------------------------------------------------
                                            1963   1964   1965   1966   1967   1968   1969   1970   1971   1972
---------------------------------------------------------------------------------------------------------------
                                                            COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY
                                         ----------------------------------------------------------------------
Components of U.S. supply:
  Refinery production (domestic ore) ----    226    275    283    299    243    334    481    489    534    531
  Refinery production (foreign ore) -----    141    141    103    111    110    107    113    126     70     94
  Refinery production (old scrap) -------    424    426    450    440    433    428    468    459    444    452
  Imports--metal, excluding scrap -------    202    193    202    260    331    307    253    222    175    223
  Industry stocks, Jan. 1, pigs and bars     214    160    137    122    102    117     85    138    210    161
  Government stockpile releases ---------      4     36     49     58     25     26     20     11      9     41
                                         ----------------------------------------------------------------------
     Total U.S. supply ------------------  1,211  1,231  1,224  1,290  1,244  1,319  1,420  1,445  1,442  1,502
Distribution of U.S. supply:
  Industry stocks, Dec. 31, pigs and
   bars ---------------------------------    160    137    122    102    117     85    138    210    161    166
  Exports--metal, excluding scrap -------      1      9      7      5      6      8      4      7      5      8
  Industrial demand ---------------------  1,050  1,085  1,095  1,183  1,121  1,226  1,278  1,228  1,276  1,328
                                         ----------------------------------------------------------------------
                                                                      U.S. DEMAND PATTERN
                                         ----------------------------------------------------------------------
Ammunition ------------------------------     45     51     52     71     71     75     72     66     79     77
Construction ----------------------------    130    131    122    118    108    112    105     90     90     80
Electrical ------------------------------     78     80     84     93     88     85     84     80    117    116
Gasoline additives ----------------------    175    203    204    225    225    238    246    253    240    253
Oxides and chemicals --------------------     90     94     99    109     94    100     93     90     74     82
Transportation --------------------------    440    430    430    460    440    520    580    560    590    630
Other -----------------------------------     92     96    104    107     95     96     98     89     86     90
                                         ----------------------------------------------------------------------
     Total U.S. demand ------------------  1,050  1,085  1,095  1,183  1,121  1,226  1,278  1,228  1,276  1,328
Total U.S. primary demand
 (industrial demand less old scrap)------    626    659    645    743    688    798    810    769    832    876
                                         ----------------------------------------------------------------------
                                                                            PRICES
                                         ----------------------------------------------------------------------
Average annual, based on constant 1987
 dollars (cents per pound) --------------  40.40  48.60  55.70  50.90  45.90  41.30  44.10  44.00  36.80  38.00
                                         ----------------------------------------------------------------------
                                            1973   1974   1975   1976   1977   1978   1979   1980   1981   1982
                                         ----------------------------------------------------------------------
                                                          COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY
Components of U.S. supply:               ----------------------------------------------------------------------
  Refinery production (domestic ore) ----    527    535    483    520    490    504    532    509    443    465
  Refinery production (foreign ore) -----     97     85     96     76     62     64     46     39     55     52
  Refinery production (old scrap) -------    489    545    512    564    637    650    673    581    578    521
  Imports--metal, excluding scrap -------    162    107     90    129    231    227    183     82    100     95
  Industry stocks, Jan. 1, pigs and bars     166    136    185    195    157    135    143    199    181    203
  Government stockpile releases ---------    191    241      6     --     --     --     --     --     --     --
                                         ----------------------------------------------------------------------
     Total U.S. supply ------------------  1,632  1,649  1,372  1,484  1,577  1,580  1,577  1,410  1,357  1,336
Distribution of U.S. supply:
  Industry stocks, Dec. 31, pigs and
   bars ---------------------------------    136    185    195    157    135    143    199    181    203    171
  Exports--Metal, excluding scrap -------     60     56     19      5      9      8     11    164     23     56
  Industrial demand ---------------------  1,436  1,408  1,158  1,322  1,433  1,429  1,367  1,065  1,131  1,109
-----------------------------------------
See footnote at end of table.

                                       Table 2.--Lead supply-demand relationships--Continued
                                        (Thousand metric tons unless otherwise specified)
---------------------------------------------------------------------------------------------------------------
                                            1973   1974   1975   1976   1977   1978   1979   1980   1981   1982
---------------------------------------------------------------------------------------------------------------
                                                                  U.S. DEMAND PATTERN
                                         ----------------------------------------------------------------------
Ammunition ------------------------------     74     79     68     67     62     56     53     49     49     44
Construction ----------------------------     79     69     63     65     75     60     50     37     37     40
Electrical ------------------------------    122    120     70     75     90     88     86     70     74     75
Gasoline additives ----------------------    249    227    189    218    211    178    187    128    111    119
Oxides and chemicals --------------------    100    106     72     96     91     92     91     78     80     61
Transportation --------------------------    720    715    625    705    795    855    815    640    720    720
Other -----------------------------------     92     92     71     96    109    100     85     63     60     50
                                         ----------------------------------------------------------------------
     Total U.S. demand ------------------  1,436  1,408  1,158  1,322  1,433  1,429  1,367  1,065  1,131  1,109
Total U.S. primary demand
 (industrial demand less old scrap)------    947    863    646    758    796    779    694    484    553    588
                                         ----------------------------------------------------------------------
                                                                            PRICES
                                         ----------------------------------------------------------------------
Average annual, based on constant 1987
 dollars (cents per pound) --------------  38.80  49.10  42.60  43.20  53.70  54.90  78.90  58.20  45.60  30.10
                                         ----------------------------------------------------------------------
                                            1983   1984   1985   1986   1987   1988   1989   1990
                                         --------------------------------------------------------
                                                     COMPONENTS AND DISTRIBUTION OF U.S. SUPPLY
                                         --------------------------------------------------------
Components of U.S. supply:
  Refinery production (domestic ore) ----    464    324    423    348    336    371    379    386
  Refinery production (foreign ore) -----     55     65     71     22     37     21     17     18
  Refinery production (old scrap) -------    452    586    570    575    658    691    842    874
  Imports--metal, excluding scrap -------    177    163    133    142    188    152    122     97
  Industry stocks, Jan. 1, pigs and bars     171    154    142    178    104    110    105     98
  Government stockpile releases ---------     --     --     --     --     --     --     --     --
                                         --------------------------------------------------------
     Total U.S. supply ------------------  1,319  1,292  1,339  1,265  1,323  1,345  1,465  1,473
Distribution of U.S. supply:
  Industry stocks, Dec. 31, pigs and
   bars ---------------------------------    154    142    178    104    110    105     98    112
  Exports--metal, excluding scrap--------     20      7     27     13     10     14     34     64
  Industrial demand ---------------------  1,145  1,143  1,134  1,148  1,203  1,226  1,333  1,297
                                         --------------------------------------------------------
                                                                  U.S. DEMAND PATTERN
                                         --------------------------------------------------------
Ammunition ------------------------------     44     48     50     44     47     53     57     58
Construction ----------------------------     44     43     39     34     31     32     31     34
Electrical ------------------------------     80     93    120    143    138    132    149    143
Gasoline additives1/ --------------------     89     79     46     29     27     24     24     21
Oxides and chemicals --------------------     69     77     73     70     68     63     58     57
Transportation --------------------------    770    755    760    785    850    875    980    950
Other -----------------------------------     49     48     46     43     42     47     34     34
                                         --------------------------------------------------------
     Total U.S. demand ------------------  1,145  1,143  1,134  1,148  1,203  1,226  1,333  1,297
Total U.S. primary demand
 (industrial demand less old scrap)------    693    557    564    573    545    535    491    423
                                         --------------------------------------------------------
                                                                            PRICES
                                         --------------------------------------------------------
Average annual, based on constant 1987
 dollars,(cents per pound) --------------  24.50  27.90  20.20  22.80  35.90  35.90  37.80  44.00
---------------------------------------------------------------------------------------------------------------
  1/1987-91 U.S. Department of Commerce estimates (domestic production ceased June 1991).