calculating time in ms excel

9:01

9:01

8:56

6:30

6:38

4:46

1:05

16:24

17:32

17:33

16:25

6:40

12:06

5:25

5:01

8:41

11:00

4:31

6:39

5:21

19:12

7:34

9:37

6:46

5:18

25:00

27:35

6:43

13:15

6:32

2:04

5:10

8:37

7:00

3:04

11:06

4:01

1:22

11:16

1:09