Below is a table of annual installations of new wind turbines in Canada

Year	Turbines
2017	320
2018	335
2019	360
2020	385

Determine the line of best fit by filling in the table

X	Y	XY	X2
Answer	Answer	Answer	Answer
Answer	Answer	Answer	Answer
Answer	Answer	Answer	Answer
Answer	Answer	Answer	Answer

Y = Answer + AnswerX

Forecast the number of wind turbines installed in 2022: Answer