humm.. think we ned more experts to help
i surgest that u make a new/same question and ask som like this

Tis is what i got:
Date Time 1=on/0=off minutes
01-01-2006 07:00 1
03-01-2006 22:00 0 3780
04-01-2006 01:10 1
04-01-2006 23:30 0 1340
05-01-2006 06:10 1
15-01-2006 12:45 0 14795
16-01-2006 08:20 1
26-01-2006 13:50 0 14730
26-01-2006 16:40 1
31-01-2006 23:50 0 7630

This is what i ned:

Date minutes
01-01-2006 1020
02-01-2006 1440
03-01-2006 1320
04-01-2006 ?
05-01-2006 ?
06-01-2006 ?
07-01-2006 ?
08-01-2006 ?
09-01-2006 ?
10-01-2006 ?
11-01-2006 ?
12-01-2006 ?
13-01-2006 ?
14-01-2006 ?
15-01-2006 ?
16-01-2006 ?
17-01-2006 ?
18-01-2006 ?
19-01-2006 ?
20-01-2006 ?
21-01-2006 ?
22-01-2006 ?
23-01-2006 ?
24-01-2006 ?
25-01-2006 ?
26-01-2006 ?
27-01-2006 ?
28-01-2006 ?
29-01-2006 ?
30-01-2006 ?
31-01-2006 ?