With regard to the temporary disability grant backlog which is an ongoing crisis due to the lack of SA Social Security Agency (SASSA) assessment doctors, (a) what is the current backlog status in each province, (b) what number of temporary disability grants have lapsed and (c) what is the current number of assessment doctors in each province, (d) how efficient has the online appointment booking system proven to be and (e) what other inventions has SASSA implemented to address the backlog?