What Do These BP Readings Indicate?

I recently learned within the last 3 days that my blooc pressure was high, Are these readings an immediate cause to seek medical attention. I am 43 fairly active female with type 1 diabetes fairly controlled. I ve been stressed about these readings for the last 3 days, I do not eat salt but because I travel with work weekly,, I am not sure of the salt contained within the foods I eat. 170/94 3/19/2015 at dr office visit 130/71 Am 3/20 126/90 pm 3/20 113/79 pm 3/20 131/85 am 3/21 121/84 pm 3/21 30 min after coffee 125/88 pm coffee 113/84 am 3/22 134/94 pm 3/22 1 hour after coffee & dessert and had come up stairs 136/100 10 min after resting