Poll Results

Total votes: 1498

09:00 - 10:00: 110 (7.3%)
08:00 - 09:00: 97 (6.5%)
14:00 - 15:00: 90 (6.0%)
11:00 - 12:00: 87 (5.8%)
15:00 - 16:00: 87 (5.8%)
10:00 - 11:00: 86 (5.7%)
12:00 - 13:00: 85 (5.7%)
21:00 - 22:00: 82 (5.5%)
13:00 - 14:00: 79 (5.3%)
16:00 - 17:00: 76 (5.1%)
18:00 - 19:00: 72 (4.8%)
20:00 - 21:00: 72 (4.8%)
17:00 - 18:00: 66 (4.4%)
22:00 - 23:00: 60 (4.0%)
19:00 - 20:00: 59 (3.9%)
07:00 - 08:00: 56 (3.7%)
23:00 - 00:00: 50 (3.3%)
00:00 - 01:00: 37 (2.5%)
01:00 - 02:00: 31 (2.1%)
06:00 - 07:00: 30 (2.0%)
04:00 - 05:00: 28 (1.9%)
05:00 - 06:00: 23 (1.5%)
03:00 - 04:00: 18 (1.2%)
02:00 - 03:00: 17 (1.1%)

Looks like most readers check up in the mornings or at lunch time, with relatively few in the evenings.