the last runner crossed the finish line in 2:03.01. what was the previous time for the 7th runner?
2:02.64
col : rank | athlete | nationality | time row 1 :  | liliana barbulescu | romania | 2:00.06 row 2 :  | anna zagórska | poland | 2:00.11 row 3 :  | irina vashentseva | russia | 2:00.77 row 4 : 4 | laura gerber | switzerland | 2:01.39 row 5 : 5 | christiane dos santos | brazil | 2:01.53 row 6 : 6 | tamara volkova | ukraine | 2:01.86 row 7 : 7 | tatyana yegorova | russia | 2:02.64 row 8 : 8 | sandra teixeira | portugal | 2:03.01
the last runner crossed the finish line in 2:03.01. what was the previous time for the 7th runner?
Rank Athlete Nationality Time
Liliana Barbulescu Romania 2:00.06
Anna Zagórska Poland 2:00.11
Irina Vashentseva Russia 2:00.77
4 Laura Gerber Switzerland 2:01.39
5 Christiane dos Santos Brazil 2:01.53
6 Tamara Volkova Ukraine 2:01.86
7 Tatyana Yegorova Russia 2:02.64
8 Sandra Teixeira Portugal 2:03.01
2:02.64