the start of the year

I make a plan.

私は計画を立てます

I make a plan at the start of the year.

私は年初に計画を立てます

I make a plan in my notebook at the start of the year.

私は年初に手帳に計画を立てます

I make a plan in my notebook at the start of every year.

私は毎年年初に手帳に計画を立てます

I make a plan in my notebook with my family at the start of every year.

私は毎年年初に家族と手帳に計画を立てます