($ in thousands) | 2018 | 2019 | 2020 | 2021 | 2022 |
Gross member contributions earned | $130,726 | $135,987 | $150,049 | $174,429 | $184,811 |
Net investment income | 10,942 | 15,824 | 19,333 | 20,431 | 4,198 |
Total assets | 645,404 | 679,531 | 703,432 | 743,489 | 714,319 |
Cash and investments | 577,200 | 606,817 | 632,897 | 662,000 | 618,020 |
Loss reserves | 281,394 | 273,830 | 279,950 | 314,133 | 336,838 |
Member dividends declared | 10,500 | 14,500 | 15,700 | 14,300 | 11,400 |
Net position | 243,851 | 268,889 | 304,944 | 287,380 | 226,484 |
Certain amounts from prior years have been reclassified to conform to the current year presentation.