Statistics: Heritage, Volume 8, Number 3, Summer 1990
Context
Usage by Month/Year
| Year | January | February | March | April | May | June | July | August | September | October | November | December | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | 10 | 3 | 4 | 6 | 0 | 0 | 0 | 23 | |||||
| 2023 | 67 | 16 | 10 | 8 | 8 | 1 | 7 | 4 | 3 | 2 | 0 | 2 | 128 |
| 2022 | 24 | 2 | 1 | 1 | 3 | 1 | 0 | 2 | 1 | 1 | 83 | 1 | 120 |
| 2021 | 1 | 21 | 2 | 4 | 1 | 1 | 5 | 28 | 10 | 28 | 56 | 65 | 222 |
| 2020 | 3 | 2 | 3 | 3 | 0 | 2 | 1 | 5 | 12 | 4 | 6 | 2 | 43 |
| 2019 | 13 | 10 | 3 | 5 | 4 | 4 | 4 | 4 | 24 | 11 | 2 | 2 | 86 |
| 2018 | 2 | 2 | 1 | 1 | 2 | 4 | 2 | 10 | 15 | 8 | 0 | 4 | 51 |
| 2017 | 2 | 3 | 7 | 4 | 3 | 7 | 3 | 11 | 2 | 5 | 1 | 0 | 48 |
| 2016 | 5 | 1 | 4 | 3 | 2 | 0 | 2 | 9 | 27 | 4 | 3 | 0 | 60 |
| 2015 | 1 | 3 | 2 | 5 | 2 | 10 | 1 | 4 | 5 | 9 | 3 | 0 | 45 |
| 2014 | 47 | 3 | 56 | 1 | 1 | 0 | 8 | 8 | 8 | 1 | 2 | 4 | 139 |
| 2013 | 9 | 6 | 5 | 1 | 2 | 1 | 3 | 2 | 23 | 6 | 5 | 0 | 63 |
| 2012 | 3 | 1 | 9 | 4 | 0 | 5 | 3 | 12 | 41 | 3 | 6 | 2 | 89 |
| 2011 | 2 | 0 | 1 | 2 | 1 | 0 | 4 | 2 | 31 | 10 | 1 | 2 | 56 |
| 2010 | 1 | 3 | 0 | 3 | 0 | 1 | 1 | 1 | 8 | 6 | 5 | 0 | 29 |
| 2009 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 6 | 2 | 0 | 1 | 12 |