Do I just visit lots of places in central London? Or am I a true London-wide roast dinner reviewer?

2016:
West London: 1 roast

2017:
Central London: 11 roasts
North London: 6 roasts
West London: 6 roasts
East London: 3 roasts
South London: 9 roasts
Not Really London: 2 roasts

2018:
Central London: 12 roasts
North London: 9 roasts
West London: 4 roasts
East London: 3 roasts
South London: 18 roasts

2019:
Central London: 10 roasts
North London: 8 roasts
West London: 8 roasts
East London: 10 roasts
South London: 12 roasts

2020:
Central London: 6 roasts
North London: 7 roasts
West London: 2 roasts
East London: 5 roasts
South London: 3 roasts

2021:
Central London: 8 roasts
North London: 7 roasts
West London: 5 roasts
East London: 2 roasts
South London: 9 roasts

2022:
Central London: 5 roasts
North London: 16 roasts
West London: 6 roasts
East London: 7 roasts
South London: 12 roasts

2023:
Central London: 10 roasts
North London: 6 roasts
West London: 6 roasts
East London: 10 roasts
South London: 10 roasts

2024:
Central London: 5 roasts
North London: 5 roasts
East London: 1 roast
South London: 1 roast