Madrid-Barrio Salamanca — March 2008

837 London Plane — day 29

781 London Plane — day 25

565 London Plane — day 28

31 Days measured

Daily pollen level evolution
Day	Cypress/Yew	London Plane	Grasses	Plantain	Olive
1	10 (Low)	0 (Low)	2 (Low)	0 (Low)	0 (Low)
2	122 (High)	0 (Low)	8 (Low)	0 (Low)	0 (Low)
3	122 (High)	0 (Low)	8 (Low)	0 (Low)	0 (Low)
4	171 (High)	0 (Low)	9 (Low)	0 (Low)	0 (Low)
5	53 (Medium)	0 (Low)	2 (Low)	0 (Low)	0 (Low)
6	12 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)
7	9 (Low)	0 (Low)	3 (Low)	0 (Low)	0 (Low)
8	26 (Low)	0 (Low)	5 (Low)	0 (Low)	0 (Low)
9	25 (Low)	0 (Low)	3 (Low)	0 (Low)	0 (Low)
10	27 (Low)	0 (Low)	2 (Low)	0 (Low)	0 (Low)
11	35 (Medium)	0 (Low)	1 (Low)	0 (Low)	0 (Low)
12	50 (Medium)	2 (Low)	7 (Low)	0 (Low)	0 (Low)
13	15 (Low)	6 (Low)	4 (Low)	0 (Low)	0 (Low)
14	14 (Low)	7 (Low)	3 (Low)	0 (Low)	0 (Low)
15	42 (Medium)	252 (High)	10 (Low)	0 (Low)	0 (Low)
16	8 (Low)	253 (High)	12 (Low)	0 (Low)	0 (Low)
17	12 (Low)	481 (Very high)	10 (Low)	0 (Low)	0 (Low)
18	3 (Low)	168 (High)	2 (Low)	0 (Low)	0 (Low)
19	15 (Low)	554 (Very high)	4 (Low)	1 (Low)	0 (Low)
20	1 (Low)	184 (High)	1 (Low)	0 (Low)	0 (Low)
21	4 (Low)	186 (High)	2 (Low)	0 (Low)	0 (Low)
22	3 (Low)	67 (Medium)	1 (Low)	0 (Low)	0 (Low)
23	7 (Low)	301 (Very high)	1 (Low)	0 (Low)	0 (Low)
24	4 (Low)	262 (High)	3 (Low)	0 (Low)	0 (Low)
25	5 (Low)	781 (Very high)	10 (Low)	0 (Low)	0 (Low)
26	13 (Low)	469 (Very high)	9 (Low)	0 (Low)	0 (Low)
27	6 (Low)	387 (Very high)	9 (Low)	2 (Low)	0 (Low)
28	3 (Low)	565 (Very high)	6 (Low)	0 (Low)	0 (Low)
29	3 (Low)	837 (Very high)	8 (Low)	3 (Low)	1 (Low)
30	6 (Low)	425 (Very high)	12 (Low)	1 (Low)	1 (Low)
31	2 (Low)	218 (High)	3 (Low)	2 (Low)	1 (Low)