Table 1 Division of study duration

Pre-Lock down

(01.01.2020 – 31.03.2020)

Lockdown

Total lock down of the country except the movement of frontline workers

Unlock 2 -3

All activities including public and private transportation and industries were permitted except the following outside of the containment zones; Educational Research institutes, International travel, Metro rail and Entertainment places

Unlock 1

Relaxation for restricted interstate travel, religious places, hospitality services

Unlock 4-6

All kinds of activities were throughout the nation except in the containment zones.

Restricted international travel