130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below:

# of times floss per week	Frequency	Relative Frequency	Cumulative Frequency
0	19	0.1462	19
1	11	0.0846	30
2	14	0.1077	44
3	18		62
4		0.1462	81
5	19	0.1462	100
6	15	0.1154
7	15	0.1154	130

a. Complete the table (Use 4 decimal places when applicable)

b. What is the cumulative relative frequency for flossing 1 time per week? ______%