Make selection of currency symbol dynamic, so we can choose any currency and the graph should update accordingly
INR
CAD
HKD
ISK
PHP
DKK
HUF
CZK
AUD
RON
SEK
IDR
BRL
RUB
HRK
JPY
THB
CHF
SGD
PLN
BGN
TRY
CNY
NOK
NZD
ZAR
USD
MXN
ILS
GBP
KRW
MYR