Please help me to give your advise about my writing

The line graph gives information about the three bakeries in terms of the average income each year in London between 2000 and 2010, a period of 20 years

Generally,what stands out from the graph,there was remarkable increase in the income of both Bernie’s Burn and Robbie’s bakery whereas the revenue in Lovely Loaves decreased significantly in a decade.Another the interesting point was Robbies Bakery. In the begining,it was lower than Lovely Loaves in the income but in the next 10 years,becoming the bakery was the highest in sales of three bakeries

In detail,in 2000,the top seller bakery was Lovely Loaves approximately 80,000 per year.This was far higher than Robbie’s Bakery and Bernies’s Burn which nearly 60,000 and 20,000 respectively.In the period of 20 years,apart from brief rise again from 2003 to 2004,the income of Lovely Loaves gradually declined and reach it peak of roughly 40,000 in 2010.

In sharp contrast to this,the earnings of Robbie’s bakery and Bernie’s Burn were at much higher levels.The income of Bernie Bun remained constantly from 2003 to 2005 and then upwward remarkably.Untill it overtook the income of Lovely Loaves in 2007 approximatley 60,000 each year.The earnings of Bernies Bun increased steadily.In three bakeries, Robies’ bakery was the most stable,they flatten out the first half of the decade and increased sharply in the second half of the decade, exceeding that of Lovely Loaves in 2007 about 10,000.