Statistics: Phosphorus, Sulfur and Silicon, 157, 97 (2000).

From:   ever     To:   now     Change date range
 
Region #
Unknown 261
Total 261
Country #
Unknown 261
Total 261
City #
Unknown 261
Total 261


Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Tot
2021 00 0000 0000 01 1
2022 914 0001 0002 07 33
2023 03 7417 0110 221 47
2024 140 4100 41766 196 77
2025 41 0101 34739 10 70
2026 522 2310 0000 00 33
Ever 261