Maybe we should replace Naira with bitcoin.

Bitcoin value history (comparison to US$)

Value of one bitcoin (1 BTC) over the years

Jan 2009 – Mar 2010
basically none. No exchanges or market. Users were mainly cryptography fans who were sending bitcoins for hobby purposes representing low or no value.

In March 2010, user "SmokeTooMuch" auctioned 10,000 BTC for $50 (cumulatively), but no buyer was found.

Mar 2010 - $0.003
On 17 Mar 2010, the now-defunct BitcoinMarket.com exchange is the first one that starts operating.

May 2010 - less than $0.01
On 22 May 2010, Laszlo Hanyecz made the first real-world transaction by buying two pizzas in Jacksonville, Florida for 10,000 BTC.

July 2010 - $0.08
In five days, the price grew 1000%, rising from $0.008 to $0.08 for 1 bitcoin.

Feb 2011 – April 2011- $1.00
Bitcoin takes parity with US dollar.

July 2011 - $31.00
Top of first "bubble", followed by the first price drop.

Dec 2011 - $2

Dec 2012$13.00
Slowly rising for a year

11 April 2013 - $266
Top of a price rally, during which the value was growing by 5-10% daily.

May 2013 - $130
basically stable, again slowly rising.

June 2013 - $100
In June slowly dropping to $70, but rising in July to $110

Nov 2013 - $350 — $1,242

From October $150, $200 in November, rising to $1,242 on 29 November 2013.

Dec 2013 - $600
$1,000 Price crashed to $600, rebounded to $1,000, crashed again to the $500 range. Stabilized to the ~ $650–$800 range.

Jan 2014 - $750 — $1,000
Price spiked to $1000 briefly, then settled in the $800–$900 range for the rest of the month.

Feb 2014 - $550 — $750
Price fell following the shutdown of Mt. Gox before recovering to the $600–$700 range.

Mar 2014$450 — $700
Price continued to fall due to a false report regarding bitcoin ban in China and uncertainty over whether the Chinese government would seek to prohibit banks from working with digital currency exchanges.

Apr 2014 - $340 — $530
The lowest price since the 2012–2013 Cypriot financial crisis, had been reached at 3:25 AM on 11 April.

May 2014 - $440 — $630
The downtrend first slow down and then reverse, increasing over 30% in the last days of May.

Mar 2015 - $200 — $300
Price fell through to early 2015.

Early Nov 2015 - $395 — $504
Large spike in value from 225–250 at the start of October to the 2015 record high of $504.

May–June 2016 - $450 — $750
Large spike in value starting from $450 and reaching a maximum of $750.

July–September 2016 - $600 — $630
Price stabilized in the low $600 range.

October–November 2016 - $600 — $780
As the Chinese Renminbidepreciated against the US Dollar, bitcoin rose to the upper $700s.

January 2017 - $800 — $1,1505

12 January 2017 - $750 — $920
Price fell 30% in a week, reaching a multi-month low of $750.2-3

March 2017 - $1,290+ 
Price broke above the November 2013 high of $1,242 and then traded above $1,290.

April 2017 - $1,210 — $1,250

May 2017 - $2,000 
Price reached a new high, reaching US$1,402.03 on 1 May 2017, and over US$1,800 on 11 May 2017. On 20 May 2017, the price of one bitcoin passed US$2,000 for the first time.

May–June 2017 - $2,000 — $3,200+
Price reached an all-time high of $3,000 on 12 June and is oscilating around $2,500 since then.

On 5 August 2017, the price of one BTC passed US$3,000 for the first time.

On 12 August 2017, the price of one BTC passed US$4,000 for the first time.

Two days later, the price of one BTC passed US$4,400 for the first time.

September 2017 - $5,000
On 1 September 2017, bitcoin broke US$5,000 for the first time, topping out at US$5,013.91.

12 September 2017 - $2,900
Price dipped harshly from China's bitcoin ICO and exchange crackdown (those following improper practices)

13 October 2017 - $5,600
Price shot back up as the world moves on past the incident following China's crackdown.

21 October 2017 - $6,180
Price hit another all time high as the impending forks draw closer

6 November 2017 - $7,300 

12 November 2017 - $5,519-$6,295 

November 2017 - $7,600-8,100 
This surge in Bitcoin may be related to developments in the 2017 Zimbabwean coup d'état.

25 November 2017 - $9,000 
Bitcoin surpasses the $9,000 mark for the first time.

28 November 2017 - $10,000 
Bitcoin surpasses $10,000 for the first time.

29 November 2017 - $11,000 
Bitcoin surpasses $11,000 for the first time.

5 December 2017 - $12,000 
Bitcoin surpasses $12,000 for the first time.

6 December 2017 - $13,000 
Bitcoin surpasses $13,000 for the first time.

7 December 2017$17,000 
Bitcoin surpasses $17,000 for the first time @ 23:03.

8 December 2017 - $18,000 
Bitcoin surpasses $18,000 for the first time @ 00:28.

8 December 2017 - $14,277 
Bitcoin price dropped to $14,000, but later that day it reaches $16,250

12 December 2017 - $17,000 
Bitcoin price stabilize at $17,000.
The all time high so far is $19,697.