.jJ
c::

U
H

Q..
50 . 00
45 . 00
j
40 . 00
~
-~
/
35 . 00
----i
~
/
30 . 00
j
-.,.,
25 . 00
A
20 . 00
---/ ' /
"15 . 00
10 . 00
5 . 00
0 . 00
83
84
85
86
87
Fig 3. Percentage of 850-HPa back-trajectories of each category (1983-1987).
(The figure summarizes data from Sancho et al., 1992)
Type of trajectory
---e- 1
-a- 2
---A- 3
--€r- 4
-e- MLT
_____ CLT
- .... -
CT
-+- NR
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