Track Trends Original Track
Year |
Start |
End |
Days |
Races |
Avg. Att. |
Avg. Han. |
1966 |
April 16 |
May 30 |
32 |
288 |
19,957 |
1,794,482 |
|
October 12 |
November 12 |
24 |
216 |
19,741 |
1,930,491 |
1967 |
April 22 |
May 30 |
28 |
252 |
20,687 |
1,936,656 |
|
October 14 |
November 18 |
28 |
252 |
17,175 |
1,771,824 |
1968 |
April 23 |
May 30 |
29 |
261 |
19,592 |
2,041,056 |
|
October 14 |
November 19 |
31 |
279 |
15,996 |
1,776,556 |
1969 |
April 23 |
May 30 |
33 |
297 |
19,039 |
2,081,076 |
|
October 15 |
November 18 |
30 |
270 |
16,209 |
1,830,406 |
1970 |
April 20 |
May 30 |
36 |
324 |
17,845 |
1,931,894 |
|
October 19 |
November 14 |
24 |
216 |
16,001 |
1,803,226 |
1971 |
April 17 |
May 31 |
37 |
333 |
16,946 |
1,813,916 |
|
October 19 |
November 13 |
23 |
209 |
15,751 |
1,673,788 |
1972 |
April 22 |
May 29 |
31 |
279 |
15,257 |
1,623,305 |
|
October 17 |
November 18 |
29 |
261 |
13,618 |
1,462,605 |
1973 |
March 10 |
June 2 |
60 |
540 |
15,384 |
1,675,341 |
1974 |
February 2 |
May 27 |
75 |
676 |
10,944 |
1,624,492 |
|
November 25 |
December 31 |
31 |
279 |
6,463 |
749,084 |
1975 |
January 1 |
February 28 |
49 |
443 |
7,942 |
885,750 |
|
March 1 |
May 27 |
73 |
657 |
7,942 |
885,750 |
1976 |
February 3 |
June 10 |
111 |
999 |
11,480 |
1,362,705 |
1977 |
February 1 |
April 14 |
63 |
564 |
11,067 |
1,357,944 |