My SanDisk Ultra II SSD, 960GB, Firmware X1100RL have now worked about 6.148 hours, 1.731 power cyvles
in a Mac Book Pro, late 2009, ElCapitan, TRIM enabled.
From S.M.A.R.T. status (with DriveDX):
168 Maximum Write/Erase Cycle Count 15
233 Total NAND Writes 3.6 TB
241 Lifetime Writes 13.6 TB
242 Lifetime Reads 25.9 TB