Please follow https://library.childwelfare.gov/cwig/ws/library/docs/gateway/ResultSet?w=+NATIVE%28%27%28BASIC%3D+*%22Safety%22*%29+AND+BASIC%3D*%22Risk+Assessment%22*+AND+YEAR%3E2007+AND+STAGE%3D%22Clean%22%27%29&upp=0&rpp=10&order=+NATIVE%28%27YEAR+descend%27%29&r=1.