date u - boat                name  nationality  tonnage (grt)            fate
0   21 november 1939   u - 21          hmsbelfast           uk          11500  damaged (mine)
1    1 december 1939   u - 21            mercator      finland           4620            sunk
2   21 december 1939   u - 21        carl henckel       sweden           1352            sunk
3   21 december 1939   u - 21         hms bayonet           uk            605     sunk (mine)
4   21 december 1939   u - 21                mars       sweden           1475            sunk
5    31 january 1940   u - 21               vidar      denmark           1353            sunk
6   24 february 1940   u - 21        royal archer           uk           2266     sunk (mine)
7        26 may 1940  u - 101            stanhall           uk           4831            sunk
8        31 may 1940  u - 101          orangemoor           uk           5775            sunk
9        2 june 1940  u - 101            polycarp           uk           3577            sunk
10      11 june 1940  u - 101      mount hymettus       greece           5820            sunk
11      12 june 1940  u - 101           earlspark           uk           5250            sunk
12      14 june 1940  u - 101  antonis georgandis       greece           3557            sunk
13      16 june 1940  u - 101     wellington star           uk          13212            sunk
14    19 august 1940  u - 101          ampleforth           uk           4576            sunk
15    28 august 1940  u - 101                elle      finland           3868            sunk
16  1 september 1940  u - 101             efploia       greece           3867            sunk
17   12 october 1940  u - 101        saint - malo       canada           5799            sunk
18   18 october 1940  u - 101           blairspey           uk           4155         damaged
19   18 october 1940  u - 101            creekirk           uk           3917            sunk
20   19 october 1940  u - 101            assyrian           uk           2962            sunk
21   19 october 1940  u - 101         soesterberg  netherlands           1904            sunk

Table as JSON:
{"date":{"0":"21 november 1939","1":"1 december 1939","2":"21 december 1939","3":"21 december 1939","4":"21 december 1939","5":"31 january 1940","6":"24 february 1940","7":"26 may 1940","8":"31 may 1940","9":"2 june 1940","10":"11 june 1940","11":"12 june 1940","12":"14 june 1940","13":"16 june 1940","14":"19 august 1940","15":"28 august 1940","16":"1 september 1940","17":"12 october 1940","18":"18 october 1940","19":"18 october 1940","20":"19 october 1940","21":"19 october 1940"},"u - boat":{"0":"u - 21","1":"u - 21","2":"u - 21","3":"u - 21","4":"u - 21","5":"u - 21","6":"u - 21","7":"u - 101","8":"u - 101","9":"u - 101","10":"u - 101","11":"u - 101","12":"u - 101","13":"u - 101","14":"u - 101","15":"u - 101","16":"u - 101","17":"u - 101","18":"u - 101","19":"u - 101","20":"u - 101","21":"u - 101"},"name":{"0":"hmsbelfast","1":"mercator","2":"carl henckel","3":"hms bayonet","4":"mars","5":"vidar","6":"royal archer","7":"stanhall","8":"orangemoor","9":"polycarp","10":"mount hymettus","11":"earlspark","12":"antonis georgandis","13":"wellington star","14":"ampleforth","15":"elle","16":"efploia","17":"saint - malo","18":"blairspey","19":"creekirk","20":"assyrian","21":"soesterberg"},"nationality":{"0":"uk","1":"finland","2":"sweden","3":"uk","4":"sweden","5":"denmark","6":"uk","7":"uk","8":"uk","9":"uk","10":"greece","11":"uk","12":"greece","13":"uk","14":"uk","15":"finland","16":"greece","17":"canada","18":"uk","19":"uk","20":"uk","21":"netherlands"},"tonnage (grt)":{"0":11500,"1":4620,"2":1352,"3":605,"4":1475,"5":1353,"6":2266,"7":4831,"8":5775,"9":3577,"10":5820,"11":5250,"12":3557,"13":13212,"14":4576,"15":3868,"16":3867,"17":5799,"18":4155,"19":3917,"20":2962,"21":1904},"fate":{"0":"damaged (mine)","1":"sunk","2":"sunk","3":"sunk (mine)","4":"sunk","5":"sunk","6":"sunk (mine)","7":"sunk","8":"sunk","9":"sunk","10":"sunk","11":"sunk","12":"sunk","13":"sunk","14":"sunk","15":"sunk","16":"sunk","17":"sunk","18":"damaged","19":"sunk","20":"sunk","21":"sunk"}}