This chat shows every percentage of irish language speakers by province in the republic of ireland state throught the duration of five different years.
In the state of Leinster, the percentage in the early 1981 was approximitaly at 28%, and in the following 5 years at 1986 it decreased up to 26%. In the year of 1991 it has increased slightly to 29%, to become close in value of 1981 percentage, after 5 years at 1996 it increased drastically to reach a percentage of 37 which is the second highest percentage. At the end in the year of 2002 it reached the highest value of 38%.
Then we get to the second state which is Munster, at the year of 1981 the percentage of language speakers was at 34.8% and in the follwing years at 1986 it increased by a fraction of 0.1% to reach 34.9%. Next at the year of 1991 it started to increase to reach a value of 36% till 1996 when it has increased alot to reach exactly 45%. Shortly after that it increased till 46% in the year of 2002.
Third state is Connacht, the percentage in both of the years 1981 and 1986 was at 38%, then it increaed slightly till 40.2% at the year of 1991. After that it got a huge increase up to 47% in the year of 1996, And it increased till 48% in the year of 2002.
The fourth and the final state is Ulster, at the start of the year span between 1981 till 1991, the percentage avearged a value of 26%-27%, then increased alot to reach a value of 38% at the year of 1996, and finally increased to the percentage of 42.