which year is the last qual on the chart
1968
Year Car Start Qual Rank Finish Laps Led Retired
1956 14 23 142.535 16 7 200 0 Running
1957 7 16 141.016 19 9 200 0 Running
1958 14 4 144.881 4 26 1 0 Crash T3
1959 74 7 144.023 8 12 200 0 Running
1960 44 25 143.363 23 8 200 0 Running
1962 96 19 146.157 32 33 12 0 Engine
1963 86 24 148.289 26 26 74 0 Valve
1964 54 23 153.381 10 19 88 0 Piston
1965 54 10 156.427 11 24 58 0 Piston
1967 46 28 162.580 32 11 189 0 Flagged
1968 16 24 163.495 24 11 196 0 Flagged
Totals Totals Totals Totals Totals Totals 1418 0
csv/204-csv/609.tsv