According to the report of the Insular Chief of Police, the town which had the greatest number of arrests, in proportion to its population, for the year 1915-16, was Arroyo, where there was one arrest for every 8.47 persons. This was followed by Salinas, with one arrest for every 8.82 persons. The town with the best record was Las Marías, where there was one arrest for every 162.03 persons. On the basis of the records of the municipal courts for the three years of 1912-13, 1913-14, and 1914-15, the judicial districts stand in the following relation as far as the number of criminal cases presented during that time is concerned. The table given shows one criminal case presented every three years for the number of inhabitants indicated in each judicial district. San Juan, one case for every 17.79 persons Rio Piedras " " " " 18.42 " Patillas " " " " 19.94 " Vieques " " " " 19.98 " Salinas " " " " 23.34 " Guayama " " " " 24.62 " Yauco " " " " 24.14 " Mayaguez " " " " 27.50 " Vega Baja " " " " 28.74 " Humacao " " " " 27.31 " San Lorenzo " " " " 30.66 " Ciales " " " " 31.07 " Fajardo " " " " 31.40 " Juana Diaz " " " " 33.00 " Cáguas " " " " 33.01 " Yabucoa " " " " 33.24 " Añasco " " " " 36.29 " Ponce " " " " 36.92 " Manatí " " " " 37.89 " Arecibo " " " " 38.23 " Cayey " " " " 38.29 " Lares " " " " 40.83 " Rio Grande " " " " 40.90 " Barros " " " " 41.09 " Bayamón " " " " 43.87 " San Germán " " " " 44.70 " Adjuntas " " " " 44.97 " Coamo " " " " 45.19 " Camuy " " " " 47.13 " San Sebastián " " " " 48.55 " Aguadilla " " " " 50.22 " Utuado " " " " 54.61 " Carolina " " " " 57.63 " Cabo Rojo " " " " 64.99 "