The table below shows approximately how many minutes apart, the different levels of cigarette usage are, based on a waking day of around 16 hours. Doesn't really work for just one or two a day, but the rest will serve as a general guide.
| number per day |
01 |
02 |
03 |
04 |
05 |
06 |
07 |
08 |
09 |
10 |
| interval in minutes |
1020 |
510 |
340 |
255 |
204 |
170 |
146 |
128 |
113 |
102 |
| number per day |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
| interval in minutes |
93 |
85 |
78 |
73 |
68 |
64 |
60 |
56 |
53 |
50 |
| number per day |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
| interval in minutes |
48 |
45 |
44 |
42 |
41 |
39 |
38 |
36 |
35 |
34 |
| number per day |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
| interval in minutes |
33 |
32 |
31 |
30 |
29 |
28 |
28 |
27 |
26 |
26 |