Only 32 of the 273 officers who took the test passed, according to the city’s Department of Human Resources, which oversees the exam. The passing rate of 11.7 percent is far lower than the last three sergeant exams, which have been given every two years. In 2016, 176 of the 290 officers who took the exam passed, for a rate of 60.7 percent. In 2014, 171 of 330 officers passed, for a rate of 51.8 percent. And in 2012, 218 of the 412 officers passed, for a rate of 52.9 percent.