(in thousands) 2013 2014 2015 2016 2017
Earned member contributions $ 72,965 $ 78,827 $ 81,177 $ 81,473 $ 129,980
Net investment income 10,104 12,069 10,686 9,178 14,691
Total assets 447,915 440,851 433,786 444,306 622,870
Cash and investments 415,693 407,474 397,157 406,299 559,176
Loss reserves 168,436 147,080 146,547 152,643 273,040
Member Dividends 16,500 16,500 10,400 10,600 13,300
Net position 217,283 229,018 225,426 225,727 242,529

Certain amounts from prior years have been reclassified to conform to the current year presentation.