Displaying 1 result from an estimated 1 matches for "19910717".
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19910712
2000 Sep 03
1
removing rows from a dataframe
...maxprice minprice ntick
1 ABK 19910711 11.1867461 0.0000000 108
2 ABK 19910712 11.5298979 11.1867461 111
3 ABK 19910715 11.7357889 11.4612675 52
4 ABK 19910716 11.5298979 11.3240068 51
5 ABK 19910717 11.4612675 11.1181158 23
6 CSCO 19910102 0.1553819 0.0000000 106
7 CSCO 19910103 0.1527778 0.1458333 166
8 CSCO 19910104 0.1475694 0.1397569 205
9 CSCO 19910107 0.1414931 0.1362847 164
10 CSCO 1991010...